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-rw-r--r--src/glsl/ast.h1
-rw-r--r--src/glsl/ast_to_hir.cpp21
-rw-r--r--src/glsl/ast_type.cpp2
-rw-r--r--src/glsl/glsl_parser.yy2
-rw-r--r--src/glsl/glsl_types.h3
-rw-r--r--src/glsl/link_uniform_blocks.cpp15
6 files changed, 36 insertions, 8 deletions
diff --git a/src/glsl/ast.h b/src/glsl/ast.h
index cca32b334b2..4c314366133 100644
--- a/src/glsl/ast.h
+++ b/src/glsl/ast.h
@@ -491,6 +491,7 @@ struct ast_type_qualifier {
/** \name Layout qualifiers for GL_ARB_uniform_buffer_object */
/** \{ */
unsigned std140:1;
+ unsigned std430:1;
unsigned shared:1;
unsigned packed:1;
unsigned column_major:1;
diff --git a/src/glsl/ast_to_hir.cpp b/src/glsl/ast_to_hir.cpp
index 92038a62d81..d6071ef59fc 100644
--- a/src/glsl/ast_to_hir.cpp
+++ b/src/glsl/ast_to_hir.cpp
@@ -2920,11 +2920,13 @@ apply_type_qualifier_to_variable(const struct ast_type_qualifier *qual,
var->data.depth_layout = ir_depth_layout_none;
if (qual->flags.q.std140 ||
+ qual->flags.q.std430 ||
qual->flags.q.packed ||
qual->flags.q.shared) {
_mesa_glsl_error(loc, state,
- "uniform block layout qualifiers std140, packed, and "
- "shared can only be applied to uniform blocks, not "
+ "uniform and shader storage block layout qualifiers "
+ "std140, std430, packed, and shared can only be "
+ "applied to uniform or shader storage blocks, not "
"members");
}
@@ -5691,12 +5693,14 @@ ast_process_structure_or_interface_block(exec_list *instructions,
const struct ast_type_qualifier *const qual =
& decl_list->type->qualifier;
if (qual->flags.q.std140 ||
+ qual->flags.q.std430 ||
qual->flags.q.packed ||
qual->flags.q.shared) {
_mesa_glsl_error(&loc, state,
"uniform/shader storage block layout qualifiers "
- "std140, packed, and shared can only be applied "
- "to uniform/shader storage blocks, not members");
+ "std140, std430, packed, and shared can only be "
+ "applied to uniform/shader storage blocks, not "
+ "members");
}
if (qual->flags.q.constant) {
@@ -5908,6 +5912,13 @@ ast_interface_block::hir(exec_list *instructions,
this->block_name);
}
+ if (!this->layout.flags.q.buffer &&
+ this->layout.flags.q.std430) {
+ _mesa_glsl_error(&loc, state,
+ "std430 storage block layout qualifier is supported "
+ "only for shader storage blocks");
+ }
+
/* The ast_interface_block has a list of ast_declarator_lists. We
* need to turn those into ir_variables with an association
* with this uniform block.
@@ -5917,6 +5928,8 @@ ast_interface_block::hir(exec_list *instructions,
packing = GLSL_INTERFACE_PACKING_SHARED;
} else if (this->layout.flags.q.packed) {
packing = GLSL_INTERFACE_PACKING_PACKED;
+ } else if (this->layout.flags.q.std430) {
+ packing = GLSL_INTERFACE_PACKING_STD430;
} else {
/* The default layout is std140.
*/
diff --git a/src/glsl/ast_type.cpp b/src/glsl/ast_type.cpp
index a4671e203e2..08a4504296b 100644
--- a/src/glsl/ast_type.cpp
+++ b/src/glsl/ast_type.cpp
@@ -65,6 +65,7 @@ ast_type_qualifier::has_layout() const
|| this->flags.q.depth_less
|| this->flags.q.depth_unchanged
|| this->flags.q.std140
+ || this->flags.q.std430
|| this->flags.q.shared
|| this->flags.q.column_major
|| this->flags.q.row_major
@@ -123,6 +124,7 @@ ast_type_qualifier::merge_qualifier(YYLTYPE *loc,
ubo_layout_mask.flags.q.std140 = 1;
ubo_layout_mask.flags.q.packed = 1;
ubo_layout_mask.flags.q.shared = 1;
+ ubo_layout_mask.flags.q.std430 = 1;
ast_type_qualifier ubo_binding_mask;
ubo_binding_mask.flags.i = 0;
diff --git a/src/glsl/glsl_parser.yy b/src/glsl/glsl_parser.yy
index 028974e7eb9..4cb018a5862 100644
--- a/src/glsl/glsl_parser.yy
+++ b/src/glsl/glsl_parser.yy
@@ -1199,6 +1199,8 @@ layout_qualifier_id:
$$.flags.q.std140 = 1;
} else if (match_layout_qualifier($1, "shared", state) == 0) {
$$.flags.q.shared = 1;
+ } else if (match_layout_qualifier($1, "std430", state) == 0) {
+ $$.flags.q.std430 = 1;
} else if (match_layout_qualifier($1, "column_major", state) == 0) {
$$.flags.q.column_major = 1;
/* "row_major" is a reserved word in GLSL 1.30+. Its token is parsed
diff --git a/src/glsl/glsl_types.h b/src/glsl/glsl_types.h
index 785f5aa74bf..d58d8189e21 100644
--- a/src/glsl/glsl_types.h
+++ b/src/glsl/glsl_types.h
@@ -77,7 +77,8 @@ enum glsl_sampler_dim {
enum glsl_interface_packing {
GLSL_INTERFACE_PACKING_STD140,
GLSL_INTERFACE_PACKING_SHARED,
- GLSL_INTERFACE_PACKING_PACKED
+ GLSL_INTERFACE_PACKING_PACKED,
+ GLSL_INTERFACE_PACKING_STD430
};
enum glsl_matrix_layout {
diff --git a/src/glsl/link_uniform_blocks.cpp b/src/glsl/link_uniform_blocks.cpp
index 4df39e200d5..c891d030234 100644
--- a/src/glsl/link_uniform_blocks.cpp
+++ b/src/glsl/link_uniform_blocks.cpp
@@ -119,8 +119,16 @@ private:
v->IndexName = v->Name;
}
- const unsigned alignment = type->std140_base_alignment(v->RowMajor);
- unsigned size = type->std140_size(v->RowMajor);
+ unsigned alignment = 0;
+ unsigned size = 0;
+
+ if (v->Type->interface_packing == GLSL_INTERFACE_PACKING_STD430) {
+ alignment = type->std430_base_alignment(v->RowMajor);
+ size = type->std430_size(v->RowMajor);
+ } else {
+ alignment = type->std140_base_alignment(v->RowMajor);
+ size = type->std140_size(v->RowMajor);
+ }
this->offset = glsl_align(this->offset, alignment);
v->Offset = this->offset;
@@ -255,7 +263,8 @@ link_uniform_blocks(void *mem_ctx,
== unsigned(ubo_packing_shared));
STATIC_ASSERT(unsigned(GLSL_INTERFACE_PACKING_PACKED)
== unsigned(ubo_packing_packed));
-
+ STATIC_ASSERT(unsigned(GLSL_INTERFACE_PACKING_STD430)
+ == unsigned(ubo_packing_std430));
hash_table_foreach (block_hash, entry) {
const struct link_uniform_block_active *const b =
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-21 08:27:09 +0000